Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
8.3 communications » 8.3 communication, 2.3 communication, 4.3 communication
technology rate » technology state, technology role, technology related
rate inflation » grade inflation, wage inflation, age inflation
costs crises » costs cross, costs rise, costs risks
developing l » developing l2, developing _, developing a
l afrique » en afrique
race 8.3 » france 8.3, races 1.3, races 6.3

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology rate inflation _ race 8.3 communications costs crises developing l afrique.*.